Drone Swarms Are the New Fireworks

Since China banned fireworks across more than 400 cities to reduce pollution, a new entertainment has emerged to fill the skies: drone swarms.
Shows featuring more than a thousand drones forming 3-D animated figures and other images are being booked for celebrations across the country. Among those cashing in on the technology is EHang Inc., which has been contracted for several performances and in the process set a record for the number of airborne craft in a single display.
Swarms burst onto the global stage at the Winter Olympics in February, when Intel Corp. used more than 1,200 drones...Read more ...